Kerberos IV code, based on a merge of fixed code from KTH and original

4.4BSD Lite code (international edition).  Provides all functionality
from the original 4.4BSD code plus standard Kerberos elements that were
omitted in the 4.4BSD code.

1 files changed, 34 insertions, 0 deletions

diff --git a/kerberosIV/des/random_key.c b/kerberosIV/des/random_key.c
new file mode 100644
index 00000000000..f878824e4f8
--- /dev/null
+++ b/kerberosIV/des/random_key.c
@@ -0,0 +1,34 @@
+/*	$Id: random_key.c,v 1.1 1995/12/14 06:52:45 tholo Exp $	*/
+
+/* Copyright (C) 1992 Eric Young - see COPYING for more details */
+#include "des_locl.h"
+
+void des_random_key(ret)
+des_cblock ret;
+	{
+	des_key_schedule ks;
+	static u_int32_t c=0;
+	static pid_t pid=0;
+	static des_cblock data={0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef};
+	des_cblock key;
+
+#ifdef MSDOS
+	pid=1;
+#else
+	if (!pid) pid=getpid();
+#endif
+	((u_int32_t *)key)[0]=(u_int32_t)time(NULL);
+	((u_int32_t *)key)[1]=(u_int32_t)((pid)|((c++)<<16));
+
+	des_set_odd_parity((des_cblock *)data);
+	des_set_key((des_cblock *)data,ks);
+	des_cbc_cksum((des_cblock *)key,(des_cblock *)key,
+		(int32_t)sizeof(key),ks,(des_cblock *)data);
+	des_set_odd_parity((des_cblock *)key);
+	des_cbc_cksum((des_cblock *)key,(des_cblock *)key,
+		(int32_t)sizeof(key),ks,(des_cblock *)data);
+
+	bcopy(key,ret,sizeof(key));
+	bzero(key,sizeof(key));
+	bzero(ks,sizeof(ks));
+	}